package com.ruoyi.web.controller.common;

import cn.hutool.core.text.CharSequenceUtil;
import cn.hutool.core.util.RandomUtil;
import cn.hutool.core.util.StrUtil;
import com.google.code.kaptcha.Producer;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.utils.sign.Base64;
import com.ruoyi.common.utils.uuid.IdUtils;
import com.ruoyi.common.utils.uuid.UUID;
import com.ruoyi.constant.MQGroupConstants;
import com.ruoyi.management.rocketmq.TaxiMessage;
import com.ruoyi.system.service.ISysConfigService;
import org.apache.rocketmq.spring.core.RocketMQTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.util.FastByteArrayOutputStream;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.annotation.Resource;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletResponse;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.concurrent.TimeUnit;

/**
 * 验证码操作处理
 *
 * @author ruoyi
 */
@RestController
public class CaptchaController {
    @Resource(name = "captchaProducer")
    private Producer captchaProducer;

    @Resource(name = "captchaProducerMath")
    private Producer captchaProducerMath;

    @Autowired
    private RedisCache redisCache;

    // 验证码类型
    @Value("${ruoyi.captchaType}")
    private String captchaType;

    @Autowired
    private ISysConfigService configService;

    /**
     * 生成验证码
     */
    @GetMapping("/captchaImage")
    public AjaxResult getCode(HttpServletResponse response) throws IOException {
        AjaxResult ajax = AjaxResult.success();
        boolean captchaOnOff = configService.selectCaptchaOnOff();
        ajax.put("captchaOnOff", captchaOnOff);
        if (!captchaOnOff) {
            return ajax;
        }

        // 保存验证码信息
        String uuid = IdUtils.simpleUUID();
        String verifyKey = Constants.CAPTCHA_CODE_KEY + uuid;

        String capStr = null, code = null;
        BufferedImage image = null;

        // 生成验证码
        if ("math".equals(captchaType)) {
            String capText = captchaProducerMath.createText();
            capStr = capText.substring(0, capText.lastIndexOf("@"));
            code = capText.substring(capText.lastIndexOf("@") + 1);
            image = captchaProducerMath.createImage(capStr);
        } else if ("char".equals(captchaType)) {
            capStr = code = captchaProducer.createText();
            image = captchaProducer.createImage(capStr);
        }

        redisCache.setCacheObject(verifyKey, code, Constants.CAPTCHA_EXPIRATION, TimeUnit.MINUTES);
        // 转换流信息写出
        FastByteArrayOutputStream os = new FastByteArrayOutputStream();
        try {
            ImageIO.write(image, "jpg", os);
        } catch (IOException e) {
            return AjaxResult.error(e.getMessage());
        }

        ajax.put("uuid", uuid);
        ajax.put("img", Base64.encode(os.toByteArray()));
        return ajax;
    }

    @Autowired
    private RocketMQTemplate rocketMQTemplate;

    private static final Double longitude = 109.44626;

    private static final Double latitude = 24.33941;


    /**
     * 普通消息投递
     */
    @GetMapping("/test")
    public String test(int  msg) {
        TaxiMessage testMessaging;
        int count = RandomUtil.randomInt(1, 1000);
        for (int i = 0; i < msg; i++) {
            testMessaging = new TaxiMessage();
            testMessaging.setCarNo(CharSequenceUtil.format("鲁{}", RandomUtil.randomInt()));
            testMessaging.setMsgId(UUID.randomUUID().toString());
            testMessaging.setLongitude(String.valueOf(longitude * RandomUtil.randomDouble(3)));
            testMessaging.setLatitude(String.valueOf(latitude * RandomUtil.randomDouble(3)));
            testMessaging.setStatus(i % 2 == 0 ? 1 : 2);
            testMessaging.setPlatformId(StrUtil.toString(i));
            rocketMQTemplate.convertAndSend(MQGroupConstants.TOPIC, testMessaging);
            //Console.log(testMessaging);
        }
        return "投递消息 => " + msg + " => 成功";
    }
}
